Ever since the Age of the Gods, whenever evil draws near, a Saint will appear. Wielding the arms called a Cross, they battle to protect the goddess Athena who watches over the Earth. Amongst their number was the Bronze Pegasus Saint Seiya and his compatriots whose battles are legendary.

Since then, much time has passed. Now, the revival of Mars, the god of war, draws near, and it is time for a new Saint to step into the breach!